This document provides steps to make an on-premise environment compatible for migration to Office 365 and SharePoint Online with minimal effort. It recommends adopting a cloud-first mindset, migrating to SharePoint Server 2019 for modern experiences, creating groups like Office 365 groups to empower employees, switching customizations to SharePoint Framework solutions, staying up-to-date on new Office 365 features, and creating Office 365 and migration strategies to prepare the environment for a future without on-premise servers.